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Finding the Fourth Proportional to 188,757, 283,179.30 and 64,098.12

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Solution

The fourth proportional to 188,757, 283,179.30 and 64,098.12 is: 96,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,757 : 283,179.30 = 64,098.12 : x
  2. Step 2: Convert to fraction form
    188,757/283,179.30 = 64,098.12/x
  3. Step 3: Cross multiply
    188,757x = 283,179.30 × 64,098.12
  4. Step 4: Simplify right side
    188,757x = 18,151,260,752.92
  5. Step 5: Solve for x
    x = 18,151,260,752.92/188,757
  6. Step 6: Final answer
    x = 96,162.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.